Air conditioner



FIG. 1 is a front and right side perspective view of an air conditioner showing our new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a top plan view thereof;

FIG. 7 is a bottom plan view thereof;

FIG. 8 is an additional front and right side perspective view thereof showing one state of operation;

FIG. 9 is a front elevational view of FIG. 8;

FIG. 10 is an additional front and right side perspective view thereof showing another state of operation.

FIG. 11 is a front elevational view of FIG. 10;

FIG. 12 is a left side elevational view of FIG. 10;

FIG. 13 is a right side elevational view of FIG. 10;

FIG. 14 is a top plan view of FIG. 10; and,

FIG. 15 is a bottom plan view of FIG. 10. 

CLAIM The ornamental design for an air conditioner, as shown and described. 